CN106839734B - A kind of device and method of drying or cooling agglomerate - Google Patents
A kind of device and method of drying or cooling agglomerate Download PDFInfo
- Publication number
- CN106839734B CN106839734B CN201710131591.XA CN201710131591A CN106839734B CN 106839734 B CN106839734 B CN 106839734B CN 201710131591 A CN201710131591 A CN 201710131591A CN 106839734 B CN106839734 B CN 106839734B
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- CN
- China
- Prior art keywords
- injection tube
- cooling
- feed bin
- agglomerate
- layering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
- F26B17/122—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the material moving through a cross-flow of drying gas; the drying enclosure, e.g. shaft, consisting of substantially vertical, perforated walls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D1/00—Devices using naturally cold air or cold water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
Abstract
The present invention relates to a kind of drying or the devices of cooling agglomerate, including feed bin, level-sensing device, temperature measuring equipment, blanking funnel, spiral feeding chute, layering injection tube and air-introduced machine, the upper end of the spiral feeding chute is connected with blanking funnel, it is arranged in feed bin around layering injection tube, the layering injection tube can be blown the different location bed of material, and the temperature measuring equipment can measure the material temperature of the different location bed of material.The device can effectively reduce the dusting of agglomerate and the damage for avoiding local temperature excessively high to feed bin or too low phenomenon.
Description
Technical field
The invention belongs to dry materials or cooling apparatus field, it is related to drying or the high temperature agglomerate object of a kind of moist mass material
The cooling device of material.
Background technique
The feed bin of usual gas and agglomerate heat exchange, gas is by the bustle pipe of feed bin lower end through being inserted into the uniformly distributed blowing of feed bin
Pipe enters or gas is passed through brick circular passage in bin wall, is sprayed by the brickwork joint of inner wall even distribution, or directly draw gas
Enter bin bottom middle position, upwards diverging blowing.These gas-solid heat exchange modes the problem is that:
1) the different or local powder of feed bin different location height of materials is excessive, is easy to cause local bed permeability
Difference, recuperated gas air flow method in the bed of material is uneven or generates " piping ", and sufficiently feed bin is not just discharged in heat exchange to gas.
2) (1) described problem before, easily causes feed bin hot-spot or supercooling, high-temperature material is easily caused to expect
Storehouse scaling loss.Conventional method can not accurately control local temperature anomaly region.
3) wet feed of drying not yet in effect easily causes bonding defluidization, especially feed bin to bore section part.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of drying or the device and method of cooling agglomerate, Ke Yiyou
The dusting of the reduction agglomerate of effect and avoid the too high or too low phenomenon of local temperature and its damage to feed bin.
In order to achieve the above objectives, the invention provides the following technical scheme:
The device of a kind of drying or cooling agglomerate, including feed bin, level-sensing device, temperature measuring equipment, blanking funnel, spiral blanking
Chute, layering injection tube and air-introduced machine, the upper end of the spiral feeding chute are connected with blanking funnel, set around layering injection tube
It sets in feed bin, the layering injection tube can be blown the different location bed of material, and the temperature measuring equipment can measure difference
The material temperature of the position bed of material.
Further, the layering injection tube is telescopic injection tube, and the telescopic injection tube is by several different inner diameters sets
Cylinder socket forms several layers, and every layer of sleeve is connected separately with individually blowing gas entrance, and each layer outer circumference surface and end are equipped with
Injection hole.
Further, multiple holes are opened for Laval nozzle or directly in the end of each sleeve.
Further, each injection hole is the injection hole of different shape or size, is not limited to a kind of shape.
Further, the layering injection tube is fixed by the top of feed bin, the spiral feeding chute removably with point
Layer injection tube connection.
Further, the material of the layering injection tube is red copper or heat-resistance stainless steel.
Further, setting at least one group is layered injection tube in the feed bin.
A method of for drying or cool down agglomerate, opening layering injection tube bottom injection tube, be blown downwards into
Row is dry or cooling, by the height of level-sensing device and the temperature measuring equipment comprehensive descision bed of material, as the height of the bed of material constantly increases,
It opens layering injection tube from the bottom to top green-ball around is dried or is cooled down, real-time monitoring different location material when dry or cooling
Layer temperature freely controls the layering injection tube and blowing exhaust gas volumn of the bed of material position, for dry or cooling gas from feed bin
The air-introduced machine at top is discharged, and green-ball that is dry or having cooled down is discharged by bin bottom, into next process.
The beneficial effects of the present invention are:
1, the dusting of agglomerate can effectively be reduced.
2, for can flexibly cancel spiral chute without considering agglomerate intensity material.
3, one or more telescopic injection tubes with holes are set in feed bin, and gas can be blown horizontal, downwards, level blowing
It can effectively avoid that the local bed of material is excessively high or pressure caused by powder is more be excessive, spot segregation problem.
4, telescopic bleed pipe can have the open and close, flow and speed of every layer of gas in pipelines of STOCHASTIC CONTROL, play a game
The flow and speed of gas in the blowing tube layer of corresponding bed depth is adjusted in portion temperature anomaly region, and realization is precisely controlled, has
Effect avoids the too high or too low phenomenon of local temperature and its damage to feed bin.
5, since telescopic injection tube surrounding opens aperture, head or aperture or with Laval form of nozzle, passes through control
Gas supply flow and pressure can make gas spray with flank speed, be directed through the logistics of local bonding defluidization, clear to feed bin
It is stifled.
Detailed description of the invention
In order to keep the purpose of the present invention, technical scheme and beneficial effects clearer, the present invention provides following attached drawing and carries out
Illustrate:
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of middle sleeve of embodiment of the present invention formula injection tube；
Fig. 3 is view of the Fig. 2 along the direction A；
Fig. 4 is the top view of Fig. 1.
Specific embodiment
Below in conjunction with attached drawing, a preferred embodiment of the present invention will be described in detail.
The device and method of dry or cooling agglomerate.
The usual moisture content of green-ball needs to be dried to aqueous 1% or less and enters subsequent handling usually 8% or more.From sintering
Machine discharge it is broken after sinter typical temperature at 800~1000 DEG C or so, need it is cold lack to 80 DEG C of following temperature be delivered to after
Continuous production process.
The dry or cooling device of agglomerate: including feed bin 5, level-sensing device 7, temperature measuring equipment 6, blanking funnel 1, spiral blanking chute
Slot 3, layering injection tube 2 and air-introduced machine, the upper end of the spiral feeding chute 3 are connected with blanking funnel 1, around layering injection tube
2 are arranged in feed bin 5, and the layering injection tube 2 can be blown the different location bed of material, and the temperature measuring equipment 6 can be surveyed
Measure the material temperature of the different location bed of material.Layering injection tube 2 herein is telescopic injection tube, and telescopic injection tube is by several differences
Diameter sleeve is socketed to form several layers, and every layer of sleeve is connected separately with and is individually blown gas entrance, on each layer outer circumference surface and end
Equipped with injection hole, so that the sleeve of each layer be made individually to be blown.Green-ball passes through the spiral feeding chute that connect with blanking funnel 1
3 fall into feed bin 5, and spiral feeding chute 3 is detachably connected with telescopic injection tube 2, and blanking funnel 1, telescopic injection tube 2 are equal
It is fixed on 5 top of feed bin by bolt or welding manner, the middle and lower sections surrounding of injection tube is welded by round steel or angle steel 4, round steel
Or 4 one end of angle steel is fixed on 5 wall of feed bin, is used to fixing sleeve cartridge type injection tube 2.Telescopic injection tube 2 and dry or cooling life
The flue gas of ball is connected.
The method of the dry or cooling device of agglomerate: after green-ball enters feed bin, it is most crucial to first turn on telescopic injection tube
Layer injection tube 2 is mainly used for blowing downwards and is dried or cools down, pass through the 6 comprehensive descision bed of material of level-sensing device 7 and temperature measuring equipment
Height successively open the 2 pairs of surrounding green-balls of telescopic injection tube being embedded in from inside to outside as the height of the bed of material constantly increases
It is dried or cools down, 5 telescopic injection tubes with holes, real-time monitoring different location bed of material temperature when dry or cooling is arranged in feed bin
Degree, the injection tube 2 and blowing exhaust gas volumn for freely controlling the bed of material position are prevented to realize that the bed of material is dry or cooling temperature is uniform
Only local temperature overheat or surfusion.It is discharged for dry or cooling gas from the air-introduced machine at 5 top of feed bin.It is dry or cooling
Complete green-ball is discharged by bin bottom, into next process.
It will be understood by those skilled in the art that the layering injection tube of the application is also possible to realize its that each layer is individually blown
His casing is blown by connecting individual air-blower control, is also possible to injection pipeline together in series or in parallel, not only
It is confined to the telescopic injection tube of the present patent application.
Finally, it is stated that preferred embodiment above is only used to illustrate the technical scheme of the present invention and not to limit it, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (6)
1. the device of a kind of drying or cooling agglomerate, it is characterised in that: including feed bin, level-sensing device, temperature measuring equipment, blanking leakage
Bucket, spiral feeding chute, layering injection tube and air-introduced machine, the upper end of the spiral feeding chute are connected with blanking funnel, surround
It is layered injection tube to be arranged in feed bin, the layering injection tube can be blown the different location bed of material, the temperature measuring equipment
The material temperature of the different location bed of material can be measured；The layering injection tube be telescopic injection tube, if the telescopic injection tube by
Dry different inner diameters sleeve is socketed to form several layers, and every layer of sleeve is connected separately with individually blowing gas entrance, each layer outer circumference surface
Injection hole is equipped with end.
2. the device of drying according to claim 1 or cooling agglomerate, it is characterised in that: the end of each sleeve is Bearing score
That type nozzle directly opens multiple holes.
3. the device of drying according to claim 1 or cooling agglomerate, it is characterised in that: the layering injection tube passes through
The top of feed bin is fixed, and the spiral feeding chute is removably connect with layering injection tube.
4. the device of drying according to claim 1 or cooling agglomerate, it is characterised in that: the material of the layering injection tube
Matter is red copper or heat-resistance stainless steel.
5. the device of drying according to claim 1 or cooling agglomerate, it is characterised in that: be arranged at least in the feed bin
There is a component layers injection tube.
6. a kind of method for being used to drying or cooling down agglomerate using any one of claim 1-5, it is characterised in that: open layering
Injection tube bottom injection tube, blowing is dried or cools down downwards, passes through level-sensing device and the temperature measuring equipment comprehensive descision bed of material
Height, as the height of the bed of material constantly increases, from the bottom to top open layering injection tube green-ball around is dried or is cooled down,
Real-time monitoring different location material layer temperature when dry or cooling freely controls the layering injection tube and blowing flue gas of the bed of material position
Amount, for dry or cooling gas from the air-introduced machine discharge at the top of feed bin, green-ball that is dry or having cooled down passes through bin bottom
Discharge, into next process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710131591.XA CN106839734B (en) | 2017-03-07 | 2017-03-07 | A kind of device and method of drying or cooling agglomerate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710131591.XA CN106839734B (en) | 2017-03-07 | 2017-03-07 | A kind of device and method of drying or cooling agglomerate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106839734A CN106839734A (en) | 2017-06-13 |
| CN106839734B true CN106839734B (en) | 2019-04-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710131591.XA Active CN106839734B (en) | 2017-03-07 | 2017-03-07 | A kind of device and method of drying or cooling agglomerate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106839734B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388807A (en) * | 2017-09-20 | 2017-11-24 | 江苏垶恒复合材料有限公司 | Chemical fibre thread drying plant |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837092A (en) * | 1972-05-01 | 1974-09-24 | Fischer Ag Georg | Apparatus for cooling or drying pourable material |
| DE3030574A1 (en) * | 1980-08-13 | 1982-03-11 | Martin 4905 Spenge Brand | Grain feed worm enclosed in hot air chamber - inside container for drying and/or mixing |
| US4499669A (en) * | 1982-09-30 | 1985-02-19 | Miller Hofft, Inc. | Combination dryer and surge bin |
| DE10310489A1 (en) * | 2003-03-11 | 2004-09-30 | Ambros Schmelzer & Sohn Gmbh & Co. Kg | Ventilation duct to be inserted into stored cereals or similar goods, comprising outer rings or integrated circular elevations |
| CN201311163Y (en) * | 2008-12-05 | 2009-09-16 | 东莞信易电热机械有限公司 | No-thermal dehumidifier |
| CN203501710U (en) * | 2013-08-06 | 2014-03-26 | 大连仁路煤气发生炉制造有限公司 | Coal briquette dryer |
| CN103808118A (en) * | 2013-12-03 | 2014-05-21 | 宁波德锐电气有限公司 | Energy saving system of drying machine |
-
2017
- 2017-03-07 CN CN201710131591.XA patent/CN106839734B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837092A (en) * | 1972-05-01 | 1974-09-24 | Fischer Ag Georg | Apparatus for cooling or drying pourable material |
| DE3030574A1 (en) * | 1980-08-13 | 1982-03-11 | Martin 4905 Spenge Brand | Grain feed worm enclosed in hot air chamber - inside container for drying and/or mixing |
| US4499669A (en) * | 1982-09-30 | 1985-02-19 | Miller Hofft, Inc. | Combination dryer and surge bin |
| DE10310489A1 (en) * | 2003-03-11 | 2004-09-30 | Ambros Schmelzer & Sohn Gmbh & Co. Kg | Ventilation duct to be inserted into stored cereals or similar goods, comprising outer rings or integrated circular elevations |
| CN201311163Y (en) * | 2008-12-05 | 2009-09-16 | 东莞信易电热机械有限公司 | No-thermal dehumidifier |
| CN203501710U (en) * | 2013-08-06 | 2014-03-26 | 大连仁路煤气发生炉制造有限公司 | Coal briquette dryer |
| CN103808118A (en) * | 2013-12-03 | 2014-05-21 | 宁波德锐电气有限公司 | Energy saving system of drying machine |
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| Publication number | Publication date |
|---|---|
| CN106839734A (en) | 2017-06-13 |
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